Explanipedia

Fe <sup>3</sup> ⁺‐Coordinated Chitosan‐Hydrogel Networks for Highly Deformable and Enhanced Performance Triboelectric Nanogenerators Open

Hai Anh Thi Le, Thien Trung Luu, Habtamu Gebeyehu Menge, Dukhyun Choi, Yong Tae Park · 2025

Triboelectric nanogenerators (TENGs) have attracted a lot of attention recently because they can power wearable electronics and small energy‐harvesting devices. However, the use of rigid materials has limited applicability in TENGs, partic…

Thermally Stable and Shape‐Adaptive Triboelectric Nanogenerators Based on Liquid Electrolytes with Low Vapor Pressure Open

Teklebrahan Gebrekrstos Weldemhret, Nebiyou Tadesse Debele, Sofonias Nursefa Kedir, Alemtsehay Tesfay Reda, Dohyun Kim , et al. · 2025

Aqueous solution‐based liquid electrode triboelectric nanogenerators (TENGs) have attracted considerable interest in recent years due to their exceptional stretchability, deformability, and inherent shape‐adaptability. However, previous aq…

Kosmotropic Ions Embedded Hydrogel for Significantly Enhancing Deformability and Performance of Iontronic Triboelectric Nanogenerators Open

Dukhyun Choi, Thien Trung Luu, Moonsub Shim, Yong Jun Choi, Quang Minh Bui , et al. · 2025

Synergistic Flame Retardancy Enabled by Boehmite/Poly(Acrylic Acid)/Graphene Oxide Hybrid Multilayered Nanocomposites Open

Inyoung Lee, You-young Byun, Yong Tae Park, Jung Sang Cho, Chungyeon Cho · 2025

Synergistic Flame Retardancy Enabled by Boehmite/Poly(Acrylic Acid)/Graphene Oxide Hybrid Multilayered Nanocomposites Open

Inyoung Lee, You-young Byun, Yong Tae Park, Jung Sang Cho, Chungyeon Cho · 2025

Kosmotropic Effects in Hydrogel-Based Triboelectric Nanogenerators for Enhanced Electrical and Mechanical Robustness Under Arid Conditions Open

Dukhyun Choi, Thien Trung Luu, Moonsub Shim, Yong Jun Choi, Bui Minh Quang , et al. · 2025

Zinc Oxide-Based Nanomaterials for Microbiostatic Activities: A Review Open

Alemtsehay Tesfay Reda, Jae Yeon Park, Yong Tae Park · 2024

The world is fighting infectious diseases. Therefore, effective antimicrobials are required to prevent the spread of microbes and protect human health. Zinc oxide (ZnO) nano-materials are known for their antimicrobial activities. Because o…

Graphene Nanoplatelet Exoskeleton on Polyurethane Foam to Produce Flame‐Retardant, Piezoresistive, and Electromagnetic Interference Shielding Surfaces Open

Teklebrahan Gebrekrstos Weldemhret, Dong‐Woo Lee, M. N. Prabhakar, Aamir Iqbal, Chong Min Koo , et al. · 2023

Polyurethane foam (PUF)’s porous structure, light weight, flexibility, and low‐cost properties make it useful in various cutting‐edge technologies. However, time‐consuming, costly, and complicated surface modification methods severely hind…

Recent Advances in Triboelectric Nanogenerators: From Technological Progress to Commercial Applications Open

Dongwhi Choi, Young‐Hoon Lee, Zong‐Hong Lin, Sumin Cho, Miso Kim , et al. · 2023

Serious climate changes and energy-related environmental problems are currently critical issues in the world. In order to reduce carbon emissions and save our environment, renewable energy harvesting technologies will serve as a key soluti…

Silicone-Based Multifunctional Thin Films with Improved Triboelectric and Sensing Performances via Chemically Interfacial Modification Open

Habtamu Gebeyehu Menge, Min Woo Kim, Sangmin Lee, Yong Tae Park · 2023

The development of triboelectric nanogenerators (TENGs) technology has advanced in recent years. However, TENG performance is affected by the screened-out surface charge density owing to the abundant free electrons and physical adhesion at…

“Waste-to-Wealth”: Triboelectric Nanogenerator Polyionic-Skin Nanocomposite Film from Waste Cigarette Butts and its Application in Human Motion Monitoring, Tactile Sensing, and Uv-Shielding Open

Teklebrahan Gebrekrstos Weldemhret, Jeong Han Lee, Chan Uk Park, Dong-Woo Lee, M. N. Prabhakar , et al. · 2023

Nanostructured Pedot-Based Multilayer Thin Films with High Thermoelectric Performances Open

Mario Culebras, You-young Byun, Jun‐Ho Jang, Aleksandra Serafin, Maurice N. Collins , et al. · 2022

Conformation-Dependent Thermoelectric Power Factor of Multilayer Nanocomposites Open

You-young Byun, Jun‐Ho Jang, Mario Culebras, Byeong‐Soo Bae, Jung Sang Cho , et al. · 2022

Ionic Liquid-Catalyzed Synthesis of Carbon/Polyurethane Triboelectric Nanocomposites with Excellent Flame Retardancy and Oil Leak Detection Open

Teklebrahan Gebrekrstos Weldemhret, Dong-Woo Lee, Yong Tae Park, Jung‐il Song · 2022

Synergistic Flame Retardant Effects of Carbon Nanotube‐Based Multilayer Nanocoatings Open

Jin‐Hong Kim, Junho Jang, Sehui Yun, Hyeon Deok Kim, You Young Byun , et al. · 2021

Mechanically Sustainable Starch-Based Flame-Retardant Coatings on Polyurethane Foams Open

Kyungwho Choi, Jun‐Woo Kim, Tae‐Soon Kwon, Seok‐Won Kang, Jung‐il Song , et al. · 2021

The use of halogen-based materials has been regulated since toxic substances are released during combustion. In this study, polyurethane foam was coated with cationic starch (CS) and montmorillonite (MMT) nano-clay using a spray-assisted l…

Enhanced Triboelectric Performance of Modified PDMS Nanocomposite Multilayered Nanogenerators Open

Habtamu Gebeyehu Menge, Jin Ok Kim, Yong Tae Park · 2020

Recently, triboelectric nanogenerators (TENGs) have been widely utilized to address the energy demand of portable electronic devices by harvesting electrical energy from human activities or immediate surroundings. To increase the surface c…

PET/Graphene Compatibilization for Different Aspect Ratio Graphenes via Trimellitic Anhydride Functionalization Open

Shigeru Aoyama, Issam Ismail, Yong Tae Park, Christopher W. Macosko, Toshiaki Ougizawa · 2020

Two trimellitic anhydride-functionalized, thermally reduced graphenes with different aspect ratios, A _f, and the same C/O ratio (8:1) were prepared and melt-mixed into poly(ethylene terephthalate) (PET), and the mechanica…

Editorial for the Special Issue on Nanogenerators in Korea Open

Yong Tae Park, Dukhyun Choi · 2019

Nanogenerator-based technologies have found outstanding accomplishments in energy harvesting applications over the past two decades [...]

Higher-Order Structure in Amorphous Poly(ethylene terephthalate)/Graphene Nanocomposites and Its Correlation with Bulk Mechanical Properties Open

Shigeru Aoyama, Issam Ismail, Yong Tae Park, Christopher W. Macosko, Toshiaki Ougizawa · 2019

Graphene of two different aspect ratios, A _f, was melt mixed with poly(ethylene terephthalate) (PET) to form amorphous PET/graphene composites with less than 5% crystallinity. The higher-order structure and mechanical pro…

Manipulation of p-/n-Type Thermoelectric Thin Films through a Layer-by-Layer Assembled Carbonaceous Multilayer Structure Open

Won-Jun Jang, Hyun A Cho, Kyungwho Choi, Yong Tae Park · 2018

Recently, with the miniaturization of electronic devices, problems with regard to the size and capacity of batteries have arisen. Energy harvesting is receiving significant attention to solve these problems. In particular, the thermoelectr…

Angioplasty Using 4-Hexylresorcinol-Incorporated Silk Vascular Patch in Rat Carotid Defect Model Open

Chanwoo Kim, Min-Keun Kim, Seong‐Gon Kim, Young‐Wook Park, Yong Tae Park , et al. · 2018

The aim of this study was to evaluate and compare the efficacy of 4-hexylresorcinol (4-HR)-incorporated silk as a vascular patch scaffold to that of the commercial polytetrafluoroethylene (PTFE) vascular patch (GORE® ACUSEAL). The expressi…

Fabrication of New Liquid Crystal Device Using Layer-by-Layer Thin Film Process Open

Gitae Moon, Won-Jun Jang, Intae Son, Hyun A Cho, Yong Tae Park , et al. · 2018

Indium tin oxide (ITO) transparent electrodes are troubled with high cost and poor mechanical stability. In this study, layer-by-layer (LBL)-processed thin films with single-walled carbon nanotubes (SWNTs) exhibited high transparency and e…

Energy-loss return gate via liquid dielectric polarization Open

Taehun Kim, Hyungseok Yong, Banseok Kim, Dongseob Kim, Dukhyun Choi , et al. · 2018

Enhanced Piezoelectric Behavior of PVDF Nanocomposite by AC Dielectrophoresis Alignment of ZnO Nanowires Open

Kyungwho Choi, Woongchul Choi, Choongho Yu, Yong Tae Park · 2017

In contrast to commercial piezoelectric ceramics, lead-free materials such as ZnO and a polymer matrix are proper candidates for use in ecofriendly applications. In this article, the authors represent a technique using ZnO nanowires with a…

Angioimmunoblastic T-Cell Lymphoma in a Patient with Klinefelter Syndrome Open

Yong Tae Park, Chan‐Ho Park, Mi Ae Bae, Hwa Sik Jung, Youn Im Lee , et al. · 2016

BACKGROUND Although patients with Klinefelter syndrome have elevated risk and incidence rates for several solid cancers, reports on the incidence of hematological malignancies have been equivocal. CASE REPORT We report a patient diagnosed …

Comparison of tenofovir plus lamivudine versus tenofovir monotherapy in patients with lamivudine-resistant chronic hepatitis B Open

Chan Ho Park, Jung Woo Shin, Jung Woo Shin, Mi Ae Bae, Yoon Im Lee , et al. · 2016

TDF monotherapy was as effective as TDF-LAM combination therapy for maintaining viral suppression in the vast majority of patients with LAM-resistant CHB, which suggests that TDF add-on therapy with LAM is unnecessary.

Sparse Matrix Computation in Mixed Effects Model Open

Won Son, Yong Tae Park, Yu Kyeong Kim, Johan Lim · 2015

본 연구에서는 혼합모형의 추론을 위한 벌점-최대우도추정량의 빠른 계산절차를 제안하다. 제안된 절차는 벌점-최대우도추정량을 위한 추정방정식에서 헷시안 행렬을 화살촉형태를 지닌 희소행렬을 통하여 근사 시킴으로써 계산속도의 향상을 가져왔다. 두 가지 가상실험을 통하여 제안된 근사식을 사용함으로써 얻게되는 계산시간의 감소와 동시에 이를 위하여 지불하여야 하는 근사오차에 대하여 살펴보았다. In this paper, we study …

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